CN204891579U - A processing apparatus for hydrogen fluoride tail gas - Google Patents
A processing apparatus for hydrogen fluoride tail gas Download PDFInfo
- Publication number
- CN204891579U CN204891579U CN201520601916.2U CN201520601916U CN204891579U CN 204891579 U CN204891579 U CN 204891579U CN 201520601916 U CN201520601916 U CN 201520601916U CN 204891579 U CN204891579 U CN 204891579U
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- China
- Prior art keywords
- liquid
- tower reactor
- packing layer
- hopper
- spray equipment
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- Expired - Fee Related
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- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model relates to a processing apparatus for hydrogen fluoride tail gas, including the tower cauldron, riser inside in the tower cauldron is provided with a plurality of packing layers, spray set is installed to between the adjacent packing layer and top packing layer top, make alkali lye and HF gas fully contact, neutralization reaction takes place, it is gaseous to dilute HF, make HF gas obtain absorbing the processing, there is the liquid outlet bottom the tower cauldron, be connected with the liquid pump through the liquid phase pipe, be provided with metering device between liquid pump and spray set, make and spray according to quantity, be unlikely to extravagant raw materials, efficiency has also been improved.
Description
Technical field
This practicality includes the technical field of toxic tail gas disposal, particularly relates to a kind for the treatment of apparatus for hydrogen fluoride tail gas.
Background technology
During electrolysis of hydrogen fluoride, the discarded HF discharged is poisonous gas, can not enter in air without authorization, needs to process absorption in time, not so can serious environment pollution, and life threatening is healthy.
Utility model content
In order to solve the technical problem of above-mentioned existence, the utility model provides a kind for the treatment of apparatus for hydrogen fluoride tail gas, and concrete technical scheme is:
A kind for the treatment of apparatus for hydrogen fluoride tail gas, comprise tower reactor, described tower reactor is provided with gas feed, alkali lye import and gas vent, described tower reactor outer setting has chuck, described chuck inside passes into recirculated water, described gas outlet is connected with riser, described riser top is provided with exhaust outlet, it is characterized in that: described un-obstructed draft tube interior is provided with some packing layers, between described adjacent packing layer and above the packing layer of top, spray equipment is installed, described spray equipment includes liquid distributor, drain pipe and shower nozzle, described liquid distributor be circumferentially provided with multiple drain pipe, the liquid outlet of described drain pipe is provided with shower nozzle, a tower reactor liquid outlet is provided with bottom described tower reactor, described tower reactor liquid outlet is connected with liquid pump by liquid-phase tube, described liquid pump is connected with metering device by liquid-phase tube, described metering device is connected with described liquid distributor by liquid-phase tube, described metering device comprises hopper, sensor, first liquid valve and the second liquid valve, on the described first liquid valve liquid-phase tube be arranged between described hopper and described liquid pump to be opened/closed, on the described second liquid valve liquid-phase tube be arranged between described hopper and described liquid distributor to be opened/closed, described sensor respectively with described hopper, first liquid valve is connected with the second liquid valve.
Be provided with two packing layers in described riser, described spray equipment is two, and described liquid pump connects described spray equipment respectively by two metering devices.
Described packing layer spends loop S-type packing layer for Taylor.
The compared with prior art acquired technique effect of the utility model is: the utility model is provided with riser at the gas outlet of tower reactor, packing layer is provided with in riser, spray equipment is provided with above the packing layer of between packing layer and top, alkali lye is fully contacted with HF gas, there is neutralization reaction, dilution HF gas, carry out making HF gas to be absorbed process, metering device is provided with between liquid pump and spray equipment, make to spray according to quantity, be unlikely to waste raw material, also improve efficiency.
Accompanying drawing explanation
Fig. 1 is the utility model fluorination electrolytic cell structural representation.
Fig. 2 is the partial enlarged drawing of A in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing 1,2, the utility model is described.
Fig. 1, a kind for the treatment of apparatus for hydrogen fluoride tail gas shown in Fig. 2, comprise tower reactor 1, described tower reactor 1 is provided with gas feed 2, alkali lye import 3 and gas vent 4, described tower reactor 1 outer setting has chuck 5, described chuck 5 inside passes into recirculated water, described gas vent 4 place is connected with riser 6, described riser 6 top is provided with exhaust outlet 7, described riser 6 inside is provided with two packing layers 8, between described packing layer 8 and above top packing layer 8, spray equipment 9 is installed, described spray equipment 9 includes liquid distributor 10, drain pipe 11 and shower nozzle 12, described liquid distributor 10 be circumferentially provided with multiple drain pipe 11, the liquid outlet of described drain pipe 11 is provided with shower nozzle 12, a tower reactor liquid outlet 13 is provided with bottom described tower reactor 1, described tower reactor liquid outlet 13 is connected with liquid pump 15 by liquid-phase tube 14, described liquid pump 15 is connected with metering device by liquid-phase tube 14, described metering device is connected with described liquid distributor 10 by liquid-phase tube 14, described metering device comprises hopper 16, sensor 17, first liquid valve 18 and the second liquid valve 19, on described first liquid valve 18 liquid-phase tube 14 be arranged between described hopper 16 and described liquid pump 15 to be opened/closed, on described second liquid valve 19 liquid-phase tube 14 be arranged between described hopper 16 and described liquid distributor 10 to be opened/closed, described sensor 17 respectively with described hopper 16, first liquid valve 18 is connected with the second liquid valve 19.
Described packing layer 8 spends loop S-type packing layer for Taylor.
The utility model is provided with riser at the gas outlet of tower reactor, packing layer is provided with in riser, be provided with spray equipment above the packing layer of between packing layer and top, alkali lye is fully contacted with HF gas, neutralization reaction occurs, dilution HF gas, carry out making HF gas to be absorbed process, between liquid pump and spray equipment, be provided with metering device, make to spray according to quantity, be unlikely to waste raw material, also improve efficiency.
In practical operation, first the first liquid valve is opened, second liquid valve is closed, liquid pump is communicated with hopper, hopper disconnects with spray equipment and being communicated with, alkali lye flows into hopper by liquid pump, when hopper weighing obtains required alkali lye, the first liquid valve is closed, the second liquid valve is opened, make the separated of liquid pump and hopper, hopper is communicated with spray equipment, and the alkali lye in hopper quantitatively flows into spray equipment, is sprayed meet with the HF gas risen by spray equipment, there is neutralization reaction, dilute.
In hopper, the weighing of liquid measure and the opening and closing of the first liquid valve and the second liquid valve are by automatically controlled realization, be specially, sensor is set up in metering device, sensor is connected with hopper, the first liquid valve and the second liquid valve respectively, sensor first controls the first liquid valve and opens, control the second liquid valve to close, when sensor detect in hopper flow into predetermined alkali lye amount time, sensor controls the first stop valve again and cuts out, control the second stop valve to open, make the alkali lye in hopper flow into spray equipment.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (3)
1. the treating apparatus for hydrogen fluoride tail gas, comprise tower reactor, described tower reactor is provided with gas feed, alkali lye import and gas vent, described tower reactor outer setting has chuck, described chuck inside passes into recirculated water, described gas outlet is connected with riser, described riser top is provided with exhaust outlet, it is characterized in that: described un-obstructed draft tube interior is provided with some packing layers, between described adjacent packing layer and above the packing layer of top, spray equipment is installed, described spray equipment includes liquid distributor, drain pipe and shower nozzle, described liquid distributor be circumferentially provided with multiple drain pipe, the liquid outlet of described drain pipe is provided with shower nozzle, a tower reactor liquid outlet is provided with bottom described tower reactor, described tower reactor liquid outlet is connected with liquid pump by liquid-phase tube, described liquid pump is connected with metering device by liquid-phase tube, described metering device is connected with described liquid distributor by liquid-phase tube, described metering device comprises hopper, sensor, first liquid valve and the second liquid valve, on the described first liquid valve liquid-phase tube be arranged between described hopper and described liquid pump to be opened/closed, on the described second liquid valve liquid-phase tube be arranged between described hopper and described liquid distributor to be opened/closed, described sensor respectively with described hopper, first liquid valve is connected with the second liquid valve.
2. the treating apparatus for hydrogen fluoride tail gas according to claim 1, is characterized in that: be provided with two packing layers in described riser, and described spray equipment is two, and described liquid pump connects described spray equipment respectively by two metering devices.
3. the treating apparatus for hydrogen fluoride tail gas according to claim 1, is characterized in that: described packing layer spends loop S-type packing layer for Taylor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520601916.2U CN204891579U (en) | 2015-08-12 | 2015-08-12 | A processing apparatus for hydrogen fluoride tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520601916.2U CN204891579U (en) | 2015-08-12 | 2015-08-12 | A processing apparatus for hydrogen fluoride tail gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204891579U true CN204891579U (en) | 2015-12-23 |
Family
ID=54913795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520601916.2U Expired - Fee Related CN204891579U (en) | 2015-08-12 | 2015-08-12 | A processing apparatus for hydrogen fluoride tail gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204891579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019516A (en) * | 2018-10-17 | 2018-12-18 | 杨松 | It is a kind of to prepare hydrogen fluoride device for absorbing tail gas |
| CN109276974A (en) * | 2018-10-17 | 2019-01-29 | 杨松 | A kind of application method preparing hydrogen fluoride device for absorbing tail gas |
-
2015
- 2015-08-12 CN CN201520601916.2U patent/CN204891579U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019516A (en) * | 2018-10-17 | 2018-12-18 | 杨松 | It is a kind of to prepare hydrogen fluoride device for absorbing tail gas |
| CN109276974A (en) * | 2018-10-17 | 2019-01-29 | 杨松 | A kind of application method preparing hydrogen fluoride device for absorbing tail gas |
| CN109019516B (en) * | 2018-10-17 | 2020-07-28 | 杨松 | Tail gas absorption device for preparing hydrogen fluoride |
| CN109276974B (en) * | 2018-10-17 | 2021-02-12 | 义乌市牛尔科技有限公司 | Application method of hydrogen fluoride preparation tail gas absorption device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20160812 |